# NousResearch/hermes-agent · Orphaned compression parent sessions rejecting writes

## Open now

- Nothing open on GitHub.

A bug where compression-closed sessions with no continuation become orphaned and reject all subsequent writes with session_persistence_failed. The members include a bug report and associated fix attempts targeting recovery of these orphaned compression parents.

## TL;DR

- 3 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 1 PR(s) closed without merging.
- A fix was merged to main in PR #80487. Verify it addresses your case.
- **Recommended:** read PR #80487 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-80487`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.67`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #80337: \[Bug\]: Compression-closed session with no continuation becomes an orphan that rejects all writes — turns die with session_persistence_failed

## Prior & competing PRs

- **#80487: fix(sessions): recover orphaned compression parents without continuations (#80337)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/conversation_compression.py`, `hermes_state.py`, `tests/agent/test_compression_orphan_recovery.py`, `tests/state/test_compression_lineage_guard.py`
- **#80380: fix(sessions): recover compression parents without continuations**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#80487`

## Fix status

- Merged to main in PR #80487 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-08-07`.